RAM 1500 2025 — technical service bulletin
Bulletin 08-378-25 · NHTSA communication 11025707 · issued Nov 21, 2025
Technical service bulletin
communication type
Electrical System
component
2025
model years
1
vehicle entries
Official summary
Flash: Central ADAS Decision Module (CADM) Updates Customers may experience one or more of the following: ● ADAS unavailable message in Instrument Panel Cluster (IPC), chime will sound and blind spot lights will default to on. The following software update is also available: ● Improved hands free performance. This bulletin involves inspecting and possibly reprogramming the CADM with the latest available software.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.